Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Order Caenogastropoda Cox, 1960 see Superorder Caenogastropoda Cox, 1960
         Suborder Architaenioglossa Haller, 1890
           Superfamily Cerithioidea Fleming, 1822
             Family Pleuroceridae Fischer, 1885 (1863)
               Subfamily Melanatriinae Thiele, 1921 see Family Pachychilidae Fischer & Crosse, 1892
                 01 Genus Melanatria Bowdich, 1822
                 02 Genus Adamietta Brandt, 1974
                 03 Genus Amniphila Millard, 1997, orth. inval. see Genus Amnipila Pilsbry, 1956
                 04 Genus Senckenbergia Yen, 1939
                 05 Genus Neoradina Brandt, 1974
                 06 Genus Pachychilus Lea & Lea, 1851
                 07 Genus Paracrostoma Cossmann, 1900
                 08 Genus Potadoma Swainson, 1840
                 09 Genus Rhinomelania Martens, 1901
                 10 Genus Sulcospira Troschel, 1858